Iowa 2025-2026 Regular Session

Iowa Senate Bill SSB1182

Introduced

2/25/25

Refer

2/25/25

Caption

A bill for an act relating to county and city regulation of accessory dwelling units.(See SF 592.)

Impact

If passed, SSB1182 would significantly impact local zoning laws by limiting the ability of municipalities to impose restrictions on the construction and use of ADUs. Notably, counties and cities would be prohibited from implementing size limitations below 1,000 square feet for ADUs, imposing stricter aesthetic requirements, or enforcing additional parking mandates. This could enhance the feasibility of building ADUs and potentially invigorate urban neighborhoods by increasing the density of housing options without requiring extensive land development.

Summary

Senate Study Bill 1182 (SSB1182) aims to streamline the regulation of accessory dwelling units (ADUs) within Iowa by mandating that counties and cities permit at least one ADU on any lot containing a single-family residence. The bill establishes a framework under which these units must comply with existing building regulations, while preventing local ordinances from imposing more stringent restrictions than those applicable to single-family homes. This legislative initiative is designed to reduce bureaucratic red tape and boost housing availability through the encouragement of secondary units in residential areas, which is seen as a way to tackle housing shortages.

Contention

The bill could face opposition from those who advocate for local control and wish to maintain strict zoning laws to preserve neighborhood character. Some local governments may argue that SSB1182 undermines their authority to regulate land use in accordance with community standards. Additionally, concerns may arise regarding the impact of increased density on local infrastructure and services, such as waste management, road maintenance, and public safety. There is a potential tension between the benefits of increased housing supply and the desire of communities to manage growth according to their unique circumstances.